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rcasiodu:有好几种方法啊,我知道的有三种: NT9- j#V (1)在ray trace中,有主光线角度,如下图 t2%@py*bU [图片] MN M> (2)利用操作数,在merit function中定义主光线角度的操作数(RETY ATAN) i~Ob( YIH [图片] ^_S-s\DW ....... (2012-08-16 16:13) `MYK XBM
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